4th Grade Science Resources : Page 9

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

This science fair project teaches students about wilting and browning of salad greens.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

In this science fair project, students create their own miniature salt flats at home.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

This science fair project idea explores the egg's thin membrane.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This science fair project idea determines the most effective method of preserving food.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project idea explores substances that cause a bubble to last longer.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

This science fair project idea determines what household items are good conductors of electricity.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

In this experiment we will be determining whether birds prefer certain colors of seed.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Help your child create a working lung model that fills with air just like the lungs inside of his own chest when he breathes.

Give your budding young observers a chance to discover simple machines at use in their own home.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.